From a52b2b37e5cd32aa96d0135cb821f95390674206 Mon Sep 17 00:00:00 2001
From: zhangshenjerry <1375181337@qq.com>
Date: Fri, 10 Jul 2015 10:45:36 +0800
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---
 app/helpers/watchers_helper.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/helpers/watchers_helper.rb b/app/helpers/watchers_helper.rb
index d3b2a49b1..52f2ea119 100644
--- a/app/helpers/watchers_helper.rb
+++ b/app/helpers/watchers_helper.rb
@@ -169,14 +169,14 @@ module WatchersHelper
       if joined
         link_to text, {:controller => "courses", :action => "join_group", :object_id => "#{group.id}"},
                 :remote => true, :method => 'delete',
-                :id => "#{group.id}", :style => "padding: 8px 8px 4px; ",
+                :id => "#{group.id}", :style => "padding: 2px 8px 2px; background-color:#15bccf; color:#fff; ",
                 :confirm => l(:text_are_you_sure_out_group), :class => 'group_in'
 
       end
     else
       text = l(:label_new_join_group)
       form_tag({:controller => "courses", :action => "join_group", :object_id => "#{group.id}"}, :remote => true, :method => 'post') do
-        submit_tag text, class: "group_in", style: "width: 90px;height: 21px;"
+        submit_tag text, class: "group_in", style: "width: 90px;height: 21px; background-color:#15bccf; color:#fff;"
       end
     end
   end